package dao.gradedao;

import java.util.ArrayList;

import model.GradeRecord;

public interface GradeDao {

	public void addGrade(GradeRecord grade)throws Exception;

	public int queryGrade(int work_id,String stu_id,String schoolyear)throws Exception;
	
	public ArrayList<GradeRecord> queryAllGrade(String stu_id,String schoolyear)throws Exception;

}
